/*
 * Copyright 2013 Glassy Cinema.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package hu.glassy.core.service.impl;

import hu.glassy.core.model.Code;
import hu.glassy.core.repositories.CodeRepository;
import hu.glassy.core.service.CodeService;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

/**
 * Implements the CodeService interface
 *
 * @author Alexander Molnár <molnar.alexander@sonrisa.hu>
 */
@Service
@Transactional(readOnly = true)
public class CodeServiceImpl implements CodeService
{

  @Autowired
  private CodeRepository codeRepository;

  @Override
  public Code getCodeByNameAndParent(String name, Code parent)
  {
    if (parent == null)
    {
      return codeRepository.findByNameAndParentIsNull(name);
    }
    else
    {
      return codeRepository.findByNameAndParent(name, parent);
    }
  }

  @Override
  public List<Code> getChildCodes(Code parent)
  {
    return codeRepository.findByParentOrderByPriorityDesc(parent, Code.SORT_BY_PRIORITY_DESC);
  }

}
